any exchange between a man and woman via one of the social networking sites that deals mainly with the man describing his penis and the woman's witty (or not so witty) replies. Pictures may or may not be used.

My girlfriend and I had a hot schlongologue going last night.

Did you read the schlongologue between that Weiner guy and the card dealer? It was wild!!

OMG! Can you believe that Mark sent me a picture last night while we were on-line having a schlongologue? Dude! That was NOT cool!!!